linux-kernel - Re: [PATCH v2 5/5] x86/pvh: Add 64bit relocation page tables

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Message-ID: <202408160915.PcKFvj8w-lkp@intel.com>
Date: Fri, 16 Aug 2024 10:10:59 +0800
From: kernel test robot <lkp@...el.com>
To: Jason Andryuk <jason.andryuk@....com>, Juergen Gross <jgross@...e.com>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Stefano Stabellini <sstabellini@...nel.org>,
	Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Brian Gerst <brgerst@...il.com>
Cc: oe-kbuild-all@...ts.linux.dev, xen-devel@...ts.xenproject.org,
	linux-kernel@...r.kernel.org, Jason Andryuk <jason.andryuk@....com>
Subject: Re: [PATCH v2 5/5] x86/pvh: Add 64bit relocation page tables

Hi Jason,

kernel test robot noticed the following build errors:

[auto build test ERROR on tip/x86/core]
[also build test ERROR on xen-tip/linux-next tip/master linus/master v6.11-rc3 next-20240815]
[cannot apply to tip/auto-latest]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Jason-Andryuk/xen-sync-elfnote-h-from-xen-tree/20240815-035238
base:   tip/x86/core
patch link:    https://lore.kernel.org/r/20240814195053.5564-6-jason.andryuk%40amd.com
patch subject: [PATCH v2 5/5] x86/pvh: Add 64bit relocation page tables
config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20240816/202408160915.PcKFvj8w-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240816/202408160915.PcKFvj8w-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408160915.PcKFvj8w-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

   In file included from arch/x86/include/asm/pgtable_64.h:6,
                    from arch/x86/platform/pvh/head.S:19:
>> arch/x86/include/asm/pgtable_64_types.h:49: warning: "SHARED_KERNEL_PMD" redefined
      49 | #define SHARED_KERNEL_PMD       0
         | 
   In file included from arch/x86/include/asm/pgtable_32_types.h:11,
                    from arch/x86/include/asm/pgtable_types.h:275,
                    from arch/x86/include/asm/boot.h:6,
                    from arch/x86/platform/pvh/head.S:18:
   arch/x86/include/asm/pgtable-3level_types.h:30: note: this is the location of the previous definition
      30 | #define SHARED_KERNEL_PMD       (!static_cpu_has(X86_FEATURE_PTI))
         | 
   arch/x86/include/asm/pgtable_64_types.h:75: warning: "PGDIR_SHIFT" redefined
      75 | #define PGDIR_SHIFT             39
         | 
   arch/x86/include/asm/pgtable-3level_types.h:37: note: this is the location of the previous definition
      37 | #define PGDIR_SHIFT     30
         | 
>> arch/x86/include/asm/pgtable_64_types.h:76: warning: "PTRS_PER_PGD" redefined
      76 | #define PTRS_PER_PGD            512
         | 
   arch/x86/include/asm/pgtable-3level_types.h:38: note: this is the location of the previous definition
      38 | #define PTRS_PER_PGD    4
         | 
   arch/x86/include/asm/pgtable_64_types.h:99: warning: "PMD_SIZE" redefined
      99 | #define PMD_SIZE        (_AC(1, UL) << PMD_SHIFT)
         | 
   arch/x86/include/asm/pgtable_32_types.h:12: note: this is the location of the previous definition
      12 | # define PMD_SIZE       (1UL << PMD_SHIFT)
         | 
   arch/x86/include/asm/pgtable_64_types.h:103: warning: "PGDIR_SIZE" redefined
     103 | #define PGDIR_SIZE      (_AC(1, UL) << PGDIR_SHIFT)
         | 
   arch/x86/include/asm/pgtable_32_types.h:20: note: this is the location of the previous definition
      20 | #define PGDIR_SIZE      (1UL << PGDIR_SHIFT)
         | 
>> arch/x86/include/asm/pgtable_64_types.h:210: warning: "PGD_KERNEL_START" redefined
     210 | #define PGD_KERNEL_START        ((PAGE_SIZE / 2) / sizeof(pgd_t))
         | 
   arch/x86/include/asm/pgtable-3level_types.h:53: note: this is the location of the previous definition
      53 | #define PGD_KERNEL_START        (CONFIG_PAGE_OFFSET >> PGDIR_SHIFT)
         | 
   arch/x86/include/asm/pgtable_64.h: Assembler messages:
>> arch/x86/include/asm/pgtable_64.h:279: Error: invalid operands (*UND* and *ABS* sections) for `>>'


vim +279 arch/x86/include/asm/pgtable_64.h

09ef8f8e864fcb Jason Andryuk 2024-08-14  278  
09ef8f8e864fcb Jason Andryuk 2024-08-14 @279  L4_PAGE_OFFSET = l4_index(__PAGE_OFFSET_BASE_L4)
09ef8f8e864fcb Jason Andryuk 2024-08-14  280  L4_START_KERNEL = l4_index(__START_KERNEL_map)
09ef8f8e864fcb Jason Andryuk 2024-08-14  281  

-- 
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https://github.com/intel/lkp-tests/wiki